For over a decade, Leslie Beck has helped thousands of individuals achieve their nutrition and fitness goals. Leslie operates an "integrative nutrition practice", offering clients both dietary advice and science-based recommendations on the use of nutritional and herbal supplements.

As one of Canada's leading nutritionists, Leslie operates a successful private practice in the heart of downtown Toronto. 

A registered dietitian, Leslie is recognized by the media as an authority on nutrition and food issues and as such she is an experienced communicator in television, radio and print media. She writes a weekly column in The Globe and Mail, Canada’s national newspaper and appears weekly on CTV as Canada AM’s nutrition expert. Leslie’s nutrition advice can also be heard weekly on Montreal’s CJAD Morning Radio.

Leslie has worked with many of Canada's leading businesses and international food companies. She regularly delivers nutrition workshops to corporate groups in Toronto and Vancouver. Having a strong interest in sports nutrition, Leslie acted as nutritionist to the Canadian International Marathon (1995-1997) and is the nutrition consultant to the NBA's Toronto Raptors. Leslie keeps fit herself by running, cycling and weight training.